docs: def integratedAutocorrelationTimeMultiple(A_kn, fast=False):
      """Estimate the integrated autocorrelation time from multiple timeseries.
  
      See Also
      --------
      statisticalInefficiencyMultiple
  
      """
  
      g = statisticalInefficiencyMultiple(A_kn, fast, False)
      tau = (g - 1.0) / 2.0
      return tau